feat: Add console logging support for Frame Processors (#297)

* Try to log to console via runOnJS

* Call `console.log`

* Create custom `VisionCameraScheduler`

* Fix scheduler call

* Call with this

* Fix console setting

* Move J---- to `java-bindings`

* c++ style

* Android: 1/2 Create custom Scheduler

* Android: 2/2 Use custom Scheduler

* Don't use `runOnJS`, use `__callAsync` directly

android/src/main/cpp/java-bindings/JImageProxy.h

@@ -0,0 +1,24 @@
+//
+// Created by Marc on 19/06/2021.
+//
+
+#pragma once
+
+#include <jni.h>
+#include <fbjni/fbjni.h>
+
+namespace vision {
+
+struct JImageProxy : public facebook::jni::JavaClass<JImageProxy> {
+  static constexpr auto kJavaDescriptor = "Landroidx/camera/core/ImageProxy;";
+
+ public:
+  int getWidth();
+  int getHeight();
+  bool getIsValid();
+  int getPlaneCount();
+  int getBytesPerRow();
+  void close();
+};
+
+} // namespace vision